Rack for holding tissue cell culture flasks



FIG. 1 is a rear elevational view of a rack for holding tissue cell culture flasks showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a front perspective view shown on a slightly enlarged scale with a flask shown in dashed lines. 

The ornamental design for a rack for holding tissue cell culture flasks, as shown and described. 